2007-2009 Kawasaki KFX50 service manual, Page 160Get this manual
11.CRANKSCASECRANKSHAFT Turn the crankshaft bearings and check for excessive playMeasure the crankshaft bearing playService Limit: Axial0.2 mm (0.008 in) Radial0.05 mm (0.002 in)
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Cam Chain CRANKCASECRANKSHAFT INSTALLATION Install the cam chain into the left crankcase